Android Application for Barcode Scanning and Vehicle Photo Capture with API Integration

We are looking for an experienced Android developer to develop a mobile application for our warehouse operations. The application will be used by warehouse staff to scan barcodes and capture vehicle images, and then send the collected data to our ERP system via API.

Key Requirements:
Barcode Scanner
Ability to scan barcodes using the device camera.
The scanned barcode value should be captured and stored in the application.
Photo Capture
Users should be able to capture one or more photos of vehicles using the mobile camera.
Photos should be compressed before upload to reduce data usage.

API Integration
The application should send the following data to our ERP system via API:
Barcode number
Vehicle number (manual entry or scanned)
Captured images

User ID / timestamp
API endpoint will be provided by us.

User Interface
Simple and user-friendly interface suitable for warehouse staff.

Basic workflow:
Scan Barcode → Capture Vehicle Photo → Submit Data.

Authentication
Simple login system for users.
Offline Handling (Optional but Preferred)
If internet is unavailable, data should be stored locally and uploaded once connectivity is restored.

Technology Preference:
Dot.net.(Maui.net)
REST API integration.

Deliverables:
Complete Android source code.
APK file for installation.
Documentation for API integration.
Basic user guide.

Additional Information:
The application will be used in a warehouse environment for vehicle entry/exit verification and record keeping. The app must be stable, simple, and easy to use.

Project Timeline:
Approximately 1–2 Months.

Experience Required:
Developers with prior experience in barcode scanning, camera integration, and API-based mobile apps are preferred